Home / 51,061.36-76,622-21,476.92

Finding the Fourth Proportional to 51,061.36, 76,622 and 21,476.92

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Solution

The fourth proportional to 51,061.36, 76,622 and 21,476.92 is: 32,227.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,061.36 : 76,622 = 21,476.92 : x
  2. Step 2: Convert to fraction form
    51,061.36/76,622 = 21,476.92/x
  3. Step 3: Cross multiply
    51,061.36x = 76,622 × 21,476.92
  4. Step 4: Simplify right side
    51,061.36x = 1,645,604,564.24
  5. Step 5: Solve for x
    x = 1,645,604,564.24/51,061.36
  6. Step 6: Final answer
    x = 32,227.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.